Note 13 - Leases - Operating Lease Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Jun. 30, 2023
Operating lease cost	$ 993	$ 885	$ 1,900	$ 1,776
Total operating right-of-use assets	9,931		9,931		$ 8,921
Buildings under finance leases	2,033		2,033		2,033
Fixed payments - operating cash flows			1,778	1,832
Liability reduction - operating cash flows			1,537	1,618
Long-term operating lease liability	6,851		6,851		5,954
Accumulated depreciation	(1,086)		(1,086)		(929)
Amortization of right of use assets	73	74	146	148
Interest - operating cash flows			28	35
Total operating lease liabilities	10,603		10,603		9,520
Total finance lease assets, net	$ 1,060		1,060		$ 1,138
Repayments of principal portion - financing cash flows			$ 156	123
Weighted Average remaining Lease Term (in years) (Year)	3 years 10 months 20 days		3 years 10 months 20 days		3 years 3 months 21 days
Accrued expenses (Current liabilities)	$ 307		$ 307		$ 284
Interest on lease liabilities	$ 14	17	$ 28	35
Weighted Average Discount Rate	5.33%		5.33%		5.44%
Long-term finance lease liability	$ 800		$ 800		$ 960
Total finance lease liabilities	1,107		1,107		$ 1,244
Variable lease cost	$ 22	22	$ 44	44
Weighted Average remaining Lease Term (in years) (Year)	3 years 3 months 29 days		3 years 3 months 29 days		3 years 9 months 29 days
Weighted Average Discount Rate	4.86%		4.86%		4.86%
Sublease income	$ (116)	(116)	$ (232)	(232)
Total lease cost	986	$ 882	1,886	$ 1,771
Accrued Expenses [Member]
Operating lease liabilities	3,752		3,752		$ 3,566
Buildings Under Finance Leases [Member]
Buildings under finance leases	2,033		2,033		2,033
Equipment Under Finance Leases [Member]
Buildings under finance leases	$ 41		$ 41		$ 34